71 lines
1.7 KiB
Go
71 lines
1.7 KiB
Go
package consul
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import (
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"log"
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"net/http"
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"strings"
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consulapi "github.com/hashicorp/consul/api"
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)
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type Config struct {
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Datacenter string `mapstructure:"datacenter"`
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Address string `mapstructure:"address"`
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Scheme string `mapstructure:"scheme"`
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HttpAuth string `mapstructure:"http_auth"`
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Token string `mapstructure:"token"`
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CAFile string `mapstructure:"ca_file"`
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CertFile string `mapstructure:"cert_file"`
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KeyFile string `mapstructure:"key_file"`
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}
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// Client() returns a new client for accessing consul.
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//
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func (c *Config) Client() (*consulapi.Client, error) {
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config := consulapi.DefaultConfig()
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if c.Datacenter != "" {
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config.Datacenter = c.Datacenter
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}
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if c.Address != "" {
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config.Address = c.Address
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}
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if c.Scheme != "" {
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config.Scheme = c.Scheme
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}
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tlsConfig := &consulapi.TLSConfig{}
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tlsConfig.CAFile = c.CAFile
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tlsConfig.CertFile = c.CertFile
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tlsConfig.KeyFile = c.KeyFile
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cc, err := consulapi.SetupTLSConfig(tlsConfig)
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if err != nil {
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return nil, err
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}
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config.HttpClient.Transport.(*http.Transport).TLSClientConfig = cc
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if c.HttpAuth != "" {
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var username, password string
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if strings.Contains(c.HttpAuth, ":") {
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split := strings.SplitN(c.HttpAuth, ":", 2)
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username = split[0]
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password = split[1]
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} else {
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username = c.HttpAuth
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}
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config.HttpAuth = &consulapi.HttpBasicAuth{Username: username, Password: password}
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}
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if c.Token != "" {
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config.Token = c.Token
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}
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client, err := consulapi.NewClient(config)
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log.Printf("[INFO] Consul Client configured with address: '%s', scheme: '%s', datacenter: '%s'",
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config.Address, config.Scheme, config.Datacenter)
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if err != nil {
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return nil, err
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}
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return client, nil
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}
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